6.59 DREAL — Double real part function

Description:

DREAL(Z) returns the real part of complex variable Z.

Standard:

GNU extension

Class:

Elemental function

Syntax:

RESULT = DREAL(Z)

Arguments:

Z	The type shall be COMPLEX(8).

Return value:

The return value is of type REAL(8).

Example:

          program test_dreal
              complex(8) :: z = (1.3_8,7.2_8)
              print *, dreal(z)
          end program test_dreal
     

See also:

AIMAG